Alignment and Troubleshooting
4-3
4.1.2 Understanding the Status LED
The color of the status LED indicates the machine’s current status.
STATUS DESCRIPTION
Off • The machine is off-line.
• The machine is in power saver mode. When data is received, or any button
is pressed, it switches to on-line automatically.
Green :
Online
Blinking • When the backlight slowly blinks, the machine is receiving data from the
computer.
• When the backlight blinks rapidly, the machine is printing data.
On The machine is on-line and can be used.
Red :
Error
Blinking • A minor error has occurred and the machine is waiting for the error to be
cleared. Check the display message. When the problem is cleared, the
machine resumes.
• Small amount of toner is left in the cartridge. The estimated cartridge lifea is
nearing its replacement interval. Prepare a new cartridge for replacement.
You may temporarily increase the printing quality by redistributing the toner.
On • A toner cartridge has almost reached its estimated cartridge lifea.
It is recommended to replace the toner cartridge.
• A paper jam has occurred.
• The cover is opened. Close the cover.
• There is no paper in the tray. Load paper in the tray.
• The machine has stopped due to a major error. Check the display
message.
a. Estimated cartridge life means the expected or estimated toner cartridge life, which indicates the average capacity of
print-outs and is designed pursuant to ISO/IEC 19752. The number of pages produced will be affected by the percent
of imaged area of your original. The operating environment, printing interval, media type, and media size, may also
affect the number of pages produced by your cartridge. Some amount of toner may remain in the cartridge even
when Toner Empty appears on the display and the printer stops printing.